OpenTechnical

OT-2026-000010375

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, sustained blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000010375) never changes.

Identity and time

Publication numberOT-2026-000010375 · never reused
Internal UUID01a0ae6c-0ee6-78af-8878-c32e20b88322 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010375
StatusPUBLIC

Content hashes

Canonical text29ea5429358b817e87b77551ad4c0390ef96b993c039148bc6f9f37e614cc82f
Markdownc2aa81bf42700629e058aaf5f57f0d7b0c8b1e4d2cb561d25004af2da5bc0ea5
PDF
Publication page9be6fb3cb4e5a53428c7e66ad717f314b14930d801fbdc78307e186720f60c73
Manifeste23ea989f26f87880b4142600b1c4261c5c7153489b8b54f0cada8062499d696

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturem9BuTFyamoTB+gTPOx8s6+u1LvNaJgZyz2uWY+Ocm+Qzg8Ra+q6QQGzyvDAcnCMuAiB3Qi81J9V+Zx4HldL3AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:14:29.394190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010375
observed 9be6fb3cb4e5a53428c7e66ad717f314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:29.375276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010375/manifest.json
observed e23ea989f26f87880b4142600b1c4261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:29.355675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010375/publication.md
observed c2aa81bf42700629e058aaf5f57f0d7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:29.335875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010375/publication.txt
observed 29ea5429358b817e87b77551ad4c0390...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.